112220211020100 has 144 divisors (see below), whose sum is σ = 335172149276160. Its totient is φ = 28959381734400.

The previous prime is 112220211020051. The next prime is 112220211020123. The reversal of 112220211020100 is 1020112022211.

It is a super-2 number, since 2×112220211020100² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 112220211020100.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 493837306 + ... + 494064494.

Almost surely, 2^{112220211020100} is an apocalyptic number.

112220211020100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112220211020100 is an abundant number, since it is smaller than the sum of its proper divisors (222951938256060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112220211020100 is a wasteful number, since it uses less digits than its factorization.

112220211020100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280350 (or 280343 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 112220211020100 its reverse (1020112022211), we get a palindrome (113240323042311).

The spelling of 112220211020100 in words is "one hundred twelve trillion, two hundred twenty billion, two hundred eleven million, twenty thousand, one hundred".